OTTO Excavator Parts Sh450-3B 6Uz1 Intake Manifold Gasket 8976036760 897603-6760 8-97603676-0 For Isuzu OTTO Gasket for SH450-3B Excavators: Designed for Isuzu 6UZ1 intake manifold, part nos. 8976036760/897603-6760/8-97603676-0. Supports reliable, leak-proof operation.